CN214443980U

CN214443980U - Impeller welding device

Info

Publication number: CN214443980U
Application number: CN202120151115.6U
Authority: CN
Inventors: 乔福元; 孙辉; 唐震
Original assignee: Dalian Hongda Special Blower Co ltd
Current assignee: Dalian Hongda Special Blower Co ltd
Priority date: 2021-01-20
Filing date: 2021-01-20
Publication date: 2021-10-22
Anticipated expiration: 2031-01-20

Abstract

An impeller welding device comprises a rotating platform, a supporting frame and a locking mechanism. Fixed shafts (5) are transversely arranged on the upper portions of the inner support frames (9) on the two sides respectively, a plane rotating bearing (6) is arranged between the inner ends of the two fixed shafts (5), a rotating shaft (8) is arranged on the lower side of the welding platform (1), and the rotating shaft (8) is installed in a matched mode with the plane rotating bearing (6). The utility model discloses an impeller welding set has following advantage: 1. the structure is simple, the operation is easy, and the occupied space is small; 2. the welding of fan impellers of different common specifications is met; 3. the welding platform is not limited by welding space, can rotate at 0-180 degrees in the vertical direction, and can be fixed at an angle of every 30 degrees; the horizontal direction can be rotated at will, the platform can be locked at any time through the platform locking mechanism, and the stability of the impeller during welding is ensured; 4. compared with the domestic similar fan impeller welding device, the device is more flexible, convenient for operation by workers, high in production efficiency and low in maintenance cost.

Description

Impeller welding device

Technical Field

The utility model relates to a fan technical field.

Background

Under the traditional processing background, the welding of the fan impeller is limited to the welding on a common platform, the welding position of the impeller blade is marked by hands, then the fan blade is welded on the common platform at the utmost, the production efficiency is low, and the quality of the impeller cannot be ensured.

SUMMERY OF THE UTILITY MODEL

In order to solve the above-mentioned problem that traditional fan wheel welding set exists, the utility model provides an impeller welding set.

The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: a fixed shaft 5 is transversely installed on the upper portion of an inner support frame 9 on two sides respectively, a plane rotating bearing 6 is installed between the inner ends of the two fixed shafts 5, a rotating shaft 8 is installed on the lower side of a welding platform 1, and the rotating shaft 8 and the plane rotating bearing 6 are installed in a matched mode.

An outer support frame 2 is arranged on the outer side of the inner support frame 9, a vertical rotating bearing 15 is arranged on the outer support frame 2 corresponding to the outer end of the fixed shaft 5, and the fixed shaft 5 is installed in a matched mode with the vertical rotating bearing 15.

The outer end of the fixed shaft 5 is provided with an index plate 11, through holes 13 are uniformly distributed on the index plate 11 at intervals of 30 degrees, holes are arranged on the inner support frame 9 and the outer support frame 2 corresponding to the through holes 13, and the index plate 11 is fixed through locking rods 14 positioned in the through holes 13 and the holes on the inner support frame 9 and the outer support frame 2.

A special-shaped plate connecting plate 24 is arranged on one side of the outer support frame 2, the special-shaped plate connecting plate 24 is connected with a special-shaped plate 23 through a pin shaft, the lower end of the special-shaped plate 23 is an inclined plane, and a clamping groove 27 is arranged on the inclined plane; the crank 22 is positioned at the lower part of the special-shaped plate 23, one end of the crank 22 is provided with a pedal 25, the other end of the crank 22 is connected with the upright rod 20, the upper end of the upright rod 20 is connected with a spring 26, the upper end of the spring 26 is connected with a sliding block 19, and the upper end of the sliding block 19 is provided with a top plate 18; the crank 22 is connected with one end of a crank connecting plate 21 through a pin shaft, and the other end of the crank connecting plate 21 is fixed on the outer support frame 2.

The outer support frame 2 is arranged on the base 17.

The welding platform 1 is a steel plate, and the welding platform 1 is provided with a mounting hole 12.

The lower part of the inner supporting frame 9 is provided with a counterweight table 10.

The utility model discloses an impeller welding set has following advantage: 1. the structure is simple, the operation is easy, and the occupied space is small; 2. the welding of fan impellers of different common specifications is met; 3. the welding platform is not limited by welding space, can rotate at 0-180 degrees in the vertical direction, and can be fixed at an angle of every 30 degrees; the horizontal direction can be rotated at will, the platform can be locked at any time through the platform locking mechanism, and the stability of the impeller during welding is ensured; 4. compared with the domestic similar fan impeller welding device, the device is more flexible, convenient for operation by workers, high in production efficiency and low in maintenance cost.

Drawings

Fig. 1 is a front view structural diagram of the impeller welding device of the present invention.

Fig. 2 is a left view structure diagram of the impeller welding device of the present invention.

Fig. 3 is the utility model discloses impeller welding set welded platform assembles main view structure picture.

Fig. 4 is the utility model discloses impeller welding set welded platform assembles left view structure picture.

Fig. 5 is a top view structure diagram of the welding platform of the impeller welding device of the present invention.

Fig. 6 is a structure view of the dividing plate of the impeller welding device of the present invention.

Fig. 7 is a front view structural diagram of the support frame of the impeller welding device of the present invention.

Fig. 8 is a left side view structure diagram of the support frame of the impeller welding device of the present invention.

Fig. 9 is a front view structural diagram of the locking mechanism of the impeller welding device of the present invention.

Fig. 10 is a left side view structural diagram of the locking mechanism of the impeller welding device of the present invention.

Fig. 11 is a structural view of the assembly of the special-shaped plate and the crank of the locking mechanism of the impeller welding device of the present invention.

In the figure: 1. the device comprises a welding platform, 2, a support frame, 3, a locking mechanism, 4, an impeller, 5, a fixed shaft, 6, a plane rotating bearing, 7, a lower bearing chamber end cover, 8, a rotating shaft, 9, an inner support frame, 10, a counterweight table, 11, a dividing plate, 12, a mounting hole, 13, a through hole, 14, a lock rod, 15, a vertical rotating bearing, 16, a side bearing chamber end cover, 17, a base, 18, a top plate, 19, a sliding block, 20, a vertical rod, 21, a crank connecting plate, 22, a crank, 23, a special-shaped plate, 24, a mounting plate, 25, a pedal, 26, a spring, 27 and a clamping groove.

Detailed Description

The utility model discloses an impeller welding set is as shown in fig. 1-11, including rotary platform 1, support frame 2 and locking mechanism 3, the fixed axle 5 is transversely installed respectively on 9 upper portions of both sides inner support frame, and installation plane slew bearing 6 between two fixed axles 5 the inner, and welding platform 1 is the steel sheet, is equipped with mounting hole 12 on welding platform 1, and welding platform 1 side-mounting rotation axis 8, rotation axis 8 and the cooperation installation of plane slew bearing 6, inner support frame 9 lower part are equipped with counter weight platform 10. An outer support frame 2 is arranged outside the inner support frame 9, the outer support frame 2 is arranged on a base 17, a vertical rotating bearing 15 is arranged on the outer support frame 2 corresponding to the outer end of the fixed shaft 5, and the fixed shaft 5 is arranged in a matching way with the vertical rotating bearing 15. The outer end of the fixed shaft 5 is provided with an index plate 11, through holes 13 are uniformly distributed on the index plate 11 at intervals of 30 degrees, holes are arranged on the inner support frame 9 and the outer support frame 2 corresponding to the through holes 13, and the index plate 11 is fixed through locking rods 14 positioned in the through holes 13 and the holes on the inner support frame 9 and the outer support frame 2. The structure of the locking mechanism 3 is shown in fig. 9-11, one side of the outer support frame 2 is provided with a special-shaped plate connecting plate 24, the special-shaped plate connecting plate 24 is connected with a special-shaped plate 23 through a pin shaft, the lower end of the special-shaped plate 23 is an inclined plane, and the inclined plane is provided with a clamping groove 27; the crank 22 is positioned at the lower part of the special-shaped plate 23, one end of the crank 22 is provided with a pedal 25, the other end of the crank 22 is connected with the upright rod 20, the upper end of the upright rod 20 is connected with a spring 26, the upper end of the spring 26 is connected with a sliding block 19, and the upper end of the sliding block 19 is provided with a top plate 18; the crank 22 is connected with one end of a crank connecting plate 21 through a pin shaft, and the other end of the crank connecting plate 21 is fixed on the outer support frame 2.

The rear disc engraved with the blade profile is fixed on the impeller fixing and rotating welding platform 1 through the platform upper mounting hole 12 by a pressing plate, and the blades are spot-welded at a desired position through the horizontal rotating platform. The front disc, the blades and the rear disc can be limited to horizontally rotate by the locking mechanism in the welding process, and the fixed rotary welding platform of the impeller is vertically adjusted to achieve an angle suitable for welding. The fixed rotary welding platform is formed by welding a horizontal rotary platform and a vertical rotary device, and the horizontal rotary platform can rotate 360 degrees in the horizontal direction through a horizontal rotary bearing. The vertical turnover device rotates in a vertical rotating bearing 15 through a fixed shaft 5 to drive the welding platform 1 to rotate, and the dividing plate is a semicircular plate with a through hole opened at every 30 degrees in 0-180 degrees. The counterweight table enables the whole impeller fixing and rotating welding platform to be more stable, and an operator can more easily rotate the platform under the action of leverage. The outer support frame 2 of the fan impeller welding device is an inverted pi-shaped support, and a reinforcing plate is welded on the outer side of a trapezoidal plate. Therefore, the impeller fixing and rotating welding platform is integrally lifted off, the impeller fixing and rotating welding platform can rotate 0-180 degrees in a vertical plane, and the welding platform is fixed by every 30 degrees through the T-shaped lock rod. The locking mechanism is composed of a crank slider mechanism and a movable special-shaped plate, a pedal 25 is stepped by feet, the crank 22 drives the upright rod 20 to further drive the top plate 18 to move upwards, and after the top plate 18 is contacted with the welding platform 1, the special-shaped plate 23 is put down after the platform cannot rotate horizontally, and the clamping groove 27 of the special-shaped plate 23 clamps the crank 22 so that the crank 22 cannot rebound under the action of the spring 26. Conversely, by lifting the shaped plate 23, the top plate 18 can rebound under the action of the spring 26, and the platform returns to rotate freely. Through the rotatable and turnover workbench, the impeller is convenient for workers to assemble and weld the impeller, the welding quality of the impeller is ensured, and the service life of the impeller is greatly prolonged. The impeller welding platform is off the ground, so that the impeller welding platform can rotate freely, an operator can weld flexibly, blade molded lines are marked on the impeller rear disc by the laser cutting machine, the blades are positioned by the molded lines, and the blades can be uniformly spot-welded and fixed on the rear disc by the horizontal rotation welding platform, so that the production efficiency is greatly improved, and the quality of the impeller is also ensured.

Claims

1. The utility model provides an impeller welding set which characterized in that: fixed shafts (5) are transversely arranged on the upper portions of the inner support frames (9) on the two sides respectively, a plane rotating bearing (6) is arranged between the inner ends of the two fixed shafts (5), a rotating shaft (8) is arranged on the lower side of the welding platform (1), and the rotating shaft (8) is installed in a matched mode with the plane rotating bearing (6).

2. An impeller welding device according to claim 1, characterized in that: an outer support frame (2) is arranged on the outer side of the inner support frame (9), a vertical rotating bearing (15) is arranged on the outer support frame (2) corresponding to the outer end of the fixed shaft (5), and the fixed shaft (5) is installed in a matching mode with the vertical rotating bearing (15).

3. An impeller welding device according to claim 2, characterized in that: the outer end of the fixed shaft (5) is provided with an indexing plate (11), through holes (13) are uniformly distributed on the indexing plate (11) at intervals of 30 degrees, holes are formed in the inner support frame (9) and the outer support frame (2) corresponding to the through holes (13), and the indexing plate (11) is fixed through locking rods (14) which are positioned in the through holes (13), the inner support frame (9) and the outer support frame (2).

4. An impeller welding device according to claim 3, characterized in that: a special-shaped plate connecting plate (24) is arranged on one side of the outer support frame (2), the special-shaped plate connecting plate (24) is connected with a special-shaped plate (23) through a pin shaft, the lower end of the special-shaped plate (23) is an inclined plane, and a clamping groove (27) is arranged on the inclined plane; the crank (22) is positioned at the lower part of the special-shaped plate (23), one end of the crank (22) is provided with a pedal (25), the other end of the crank (22) is connected with the upright rod (20), the upper end of the upright rod (20) is connected with the spring (26), the upper end of the spring (26) is connected with the sliding block (19), and the upper end of the sliding block (19) is provided with the top plate (18); the crank (22) is connected with one end of a crank connecting plate (21) through a pin shaft, and the other end of the crank connecting plate (21) is fixed on the outer support frame (2).

5. An impeller welding device according to claim 2, characterized in that: the outer supporting frame (2) is arranged on the base (17).

6. An impeller welding device according to claim 1, characterized in that: the welding platform (1) is a steel plate, and the welding platform (1) is provided with a mounting hole (12).

7. An impeller welding device according to claim 1, characterized in that: the lower part of the inner support frame (9) is provided with a counterweight table (10).